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View Full Version : greddy profec not turning up boost


mr2gons14
04-06-2013, 02:58 PM
Ok so I have a gt2871r .86 and I have an enthalpy tune to run 18 lbs but with the bc turned to 80-100% I only get 10 lbs lol anyone run into this problem? Im thinking wastegate cuz if i turn off the bc i run 8... any insite would be awesome thanks guys

ultimateirving
04-07-2013, 09:10 AM
Nathan buddy. You either have it have it hooked up wrong or something. I'll be back in Phoenix Monday if u wanna get together I can take a look

mr2gons14
04-07-2013, 10:04 AM
U gonna be at ifo man I'm driving there now lol

nickauger
04-07-2013, 03:58 PM
take a look on the rear of your controller it should be like the first http://www.mkiv.com/techarticles/greddy_profec_b/08.jpg

mr2gons14
04-07-2013, 04:05 PM
Nope that's how its set up I have vacuum lines on the hot pipe and wastegate that's right as well correct

codyace
04-07-2013, 09:09 PM
Check for vacuum leaks.

mr2gons14
04-07-2013, 09:34 PM
I have a small one somewhere but my vac is sitting at 17 would that effect it that much

mr2gons14
04-09-2013, 09:33 PM
so noticed the wires in the solenoid were frayed and touching lol that may have been my problem. Found that the same time I found an awesome crack in my coolant res haha

ultimateirving
04-10-2013, 12:17 PM
Well im back in town if you need any help, Also what do you mean by the sig? how does the 2871r compare to the ISIS turbo?

s14boy
04-10-2013, 12:29 PM
if its still not working after you fix thos wires check the solenoid to see that it is working correctly also what is the set psi for your wastegate? 8-10 about?

-Mike

imcunner
04-10-2013, 12:55 PM
I have a extra solenoid if thats hour problem

mr2gons14
04-10-2013, 01:34 PM
i havent driven yet like i said i was sittin there with plastiweld and duck tape last night doin a ghetto fix but yea wastegate set for about 8.5 let yall know how it goes today

mr2gons14
04-10-2013, 01:35 PM
btw nick the 2871 .86 spools about the same as the 3871 but is better lol